Home / 167,695,937.20-231,428,031.13-93,361,218.97

Finding the Fourth Proportional to 167,695,937.20, 231,428,031.13 and 93,361,218.97

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Solution

The fourth proportional to 167,695,937.20, 231,428,031.13 and 93,361,218.97 is: 128,842,734.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,695,937.20 : 231,428,031.13 = 93,361,218.97 : x
  2. Step 2: Convert to fraction form
    167,695,937.20/231,428,031.13 = 93,361,218.97/x
  3. Step 3: Cross multiply
    167,695,937.20x = 231,428,031.13 × 93,361,218.97
  4. Step 4: Simplify right side
    167,695,937.20x = 21,606,403,089,575,200
  5. Step 5: Solve for x
    x = 21,606,403,089,575,200/167,695,937.20
  6. Step 6: Final answer
    x = 128,842,734.36

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.